Analog Electronics Class B amplifier is biased nearly twice cut-off. at midpoint of load line. None of these just at cut-off. nearly twice cut-off. at midpoint of load line. None of these just at cut-off. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following statements is false? Push pull signals are equal and opposite in phase All of these A push pull output transformer has a centre-tapped primary Class AB operation cannot be used for a push pull audio power output phase Push pull signals are equal and opposite in phase All of these A push pull output transformer has a centre-tapped primary Class AB operation cannot be used for a push pull audio power output phase ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An Op-Amp comparator circuit employs no feedback. -ve feedback. both B and C. +ve feedback. no feedback. -ve feedback. both B and C. +ve feedback. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is true about the breakdown voltage in a zener diode? It decreases when electric current increases. It equals the electric current times the resistance. It destroys the diode. It is approximately constant. It decreases when electric current increases. It equals the electric current times the resistance. It destroys the diode. It is approximately constant. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The expression for frequency of oscillations of a RC phase shift oscillator is f = 1 / (2π RC√6) f = 1 / (2π√RC) f = 1 / (2π√R(C1 + C2)) None of these f = 1 / (2π RC√6) f = 1 / (2π√RC) f = 1 / (2π√R(C1 + C2)) None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which is the conversion of current done by diode ? AC to DC None of these DC to DC DC to AC AC to DC None of these DC to DC DC to AC ANSWER DOWNLOAD EXAMIANS APP
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